In 2013 a psychiatric clinic which served for more than 50 years caring for patients in Mexico City was demolished. A few months before its demolition, four young men came to investigate the clinic, determined to discover the truth about rumors of strange and paranormal events, recording everything with which they encounter. Today, the whereabouts of these four young men are unknown, remaining only fragments of their recordings.
Days before her wedding, young Sara starts experiencing disturbing visions that may be related to her recently acquired wedding gown.
Victoria, a DJ with addiction problems, returns to her sister Fernanda's house to make peace, but upon arrival he discovers that Fernanda is not the same as before. The secret behind her transformation seems to be in the hands of Dani, her niece.
